(NzA ZDOROWYE LEGKIE(B! :s (NkAK PREDOHRANITX OT ZABOLEWANIQ ZDOROWYE LEGKIE I KAK UKREPITX SLABYE (B/s - (NmERIMSKIJ(B, (Nz(B.s ((NlENINGRAD (B:s (NkRASNAQ GAZETA(B,s, 1930)
Keywords: (NmEDICINAs; (NlEGKIE (B- (NzABOLEWANIQs